wife, outgoing secretary of state hillary clinton. and then the formal entrances. the obama daughters were introduced to the crowd along with their grandmother marion robinson, the first lady's mother. they were followed by jill biden and by mrs. obama. >> ladies and gentlemen, the first lady of the united states, mrs. michelle obama. >> brown: and the vice president. ♪ hail to the chief and the president himself greeted by official music (hail to the chief). and by chants from the crowd. >> obama! brown: then the ceremonies got underway. the former chair of the naacp and widow of the slain civil rights leader delivered the invocation. >> we invoke the prayers of our grandmothers who taught us to pray, "god, make me a blessing." let their spirit guide us as we claim the spirit of old. there's something within me that holds the reins. there's something within me that banishes pain. there's something within me i cannot explain, but all i know, america, there is something within. there is something within. >> brown: perhaps the most ro